The HG-40 chain is designed for precise index shifting on 6, 7, and 8-speed HYPERDRIVE SIS and DUAL SIS drivetrains.
Features :
- Hyperglide (HG) series 6, 7, or 8-speed compatible chain, recommended for Altus and older Alivio / STX drivetrains.
- HG technology has chamfered inner plates to optimise shifting performance on HG sprockets.
- Comes with quick and easy to use connecting link.
- Durability is assured through the heat treatment of rollers, pins, and plates.
- Mushrooming of the pins gives unsurpassed side-plate retention, enabling the chain to far exceed the BS/ISO standard for breaking force.
- 7.3mm chain width, optimised for 7- and 8-speed HG drivetrains.
- 116 links, 335 grams.
- Compatible with Shimano SM-UG51 Quick Links.
Specifications :
- Color : Gray
- Weight : 335
- Width : 7.3
- Links : 116
- Drivetrain Speeds : 6/7/8
